<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图片切换</title>
    <link rel="stylesheet" href="css/index.css">
    <script src="vue.js"></script>
</head>
<!-- 列表数据使用数组保存 -->
<!-- v-bind指令可以设置元素属性，比如src -->
<!-- v-show和v-if都可以切换元素的显示状态，频繁切换用v-show -->

<body>
    <div id="mask">
        <div class="center">
            <h2 class="title">
                <img src="images/logo.jpg" alt="">
                薛之谦
            </h2>
            <!-- 图片 -->
            <img :src="imgArr[index]" alt="" />
            <!-- 左箭头 -->
            <a href="javascript:void(0)" class="left" @click="prev" v-show="index!=0">
                <img src="images/prev.png" alt="" />
            </a>
            <!-- 右箭头 -->
            <a href="javascript:void(0)" class="right" @click="next" v-show="index<imgArr.length-1">
                <img src="images/next.png" alt="" />
            </a>
        </div>
    </div>

    <script>
        let app = new Vue({
            el: "#mask",
            data: {
                imgArr: [
                    "images/00.jpg",
                    "images/01.jpg",
                    "images/02.jpg",
                    "images/03.jpg",
                    "images/04.jpg",
                    "images/05.jpg",
                    "images/06.jpg",
                    "images/07.jpg",
                    "images/08.jpg",
                    "images/09.jpg",
                    "images/10.jpg"
                ],
                index: 0,
            },
            methods: {
                prev: function () {
                    this.index--;
                },
                next: function () {
                    this.index++;
                },
            },
        })
    </script>
</body>

</html>